package com.lanou.weekend02.mapper;

import com.lanou.weekend02.bean.Student;
import org.apache.ibatis.annotations.Param;

import java.util.List;

/**
 * @author lizhongren1.
 */
public interface StudentMapper {

    List<Student> findAllStudents();

    Student findStudentById(Integer sid);

    int insertNewStu(Student stu);



}
